Patent No. EP3942081 (titled "Method For The Production Of Metal Products Starting From Ferrous Material, By Means Of An Electric Arc Furnace") was filed by Iblu on Mar 19, 2020. The application was issued on Nov 1, 2023.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative |
|---|---|---|
| BVSE BUNDESVERBAND SEKUNDARROHSTOFFE UND ENTSORGUNG EV | Aug 1, 2024 | MULLER SCHUPFNER & PARTNER PATENT UND RECHTSANWALTSPARTNERSCHAFT MBB MUC |
| ARCELORMITTAL | Jul 31, 2024 | LAVOIX |
| COREPLA CONSORZIO NAZIONALE PER LA RACCOLTA E IL RICICLO E IL RECUPERO DEGLI IMBALLAGGI IN PLASTICA | Jul 26, 2024 | BOTTERO |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
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